Finding the Fourth Proportional to 841,696.30, 1,161,540.88 and 459,723.99
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Solution
The fourth proportional to 841,696.30, 1,161,540.88 and 459,723.99 is: 634,419.10
Step by Step Solution
- Step 1: Write the proportion equation
841,696.30 : 1,161,540.88 = 459,723.99 : x - Step 2: Convert to fraction form
841,696.30/1,161,540.88 = 459,723.99/x - Step 3: Cross multiply
841,696.30x = 1,161,540.88 × 459,723.99 - Step 4: Simplify right side
841,696.30x = 533,988,207,901.71 - Step 5: Solve for x
x = 533,988,207,901.71/841,696.30 - Step 6: Final answer
x = 634,419.10
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.